Is 921 a prime number?

Is 921 a prime or composite number?

Answer: Number 921 is not a Prime
921 - is not a Prime Number because it has 4 factors: 1, 3, 307, 921
Number should have exactly two factors to be classified as a Prime number
For 921 to be a prime number it must have only two divisors - 1 and itself (921)

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About "Is number a Prime" Calculator

This calculator will help you find out if a given number is Prime. For example, it can help you find out is 921 a prime or composite number? (The answer is: No). Enter number (e.g. '921') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

Prime numbers list

NumberIs Prime
906No
Yes
908No
No
910No
Yes
912No
913No
914No
915No
916No
No
918No
Yes
920No
No
922No
923No
924No
925No
926No
927No
928No
Yes
930No
931No
932No
933No
934No
No

FAQ

Is 921 a prime or composite number?

Number 921 is not a Prime

How many factors are in a number 921?

4